Powder dosing machine



FIG. 1 is a perspective view of a powder dosing machine showing our new design;

FIG. 2 is a front view of the powder dosing machine of FIG. 1;

FIG. 3 is a side view of the powder dosing machine of FIG. 1; and,

FIG. 4 is a top view of the powder dosing machine of FIG. 1. 

The ornamental design for a “powder dosing machine,” as shown and described. 